NdkCaptureRequest.cpp revision 2169303858f60f6c813be208ea3e088b073ef676 
1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "NdkCaptureRequest"
19#define ATRACE_TAG ATRACE_TAG_CAMERA
20
21#include <utils/Log.h>
22#include <utils/Trace.h>
23
24#include "NdkCaptureRequest.h"
25#include "impl/ACameraMetadata.h"
26#include "impl/ACaptureRequest.h"
27
28EXPORT
29camera_status_t ACameraOutputTarget_create(
30        ANativeWindow* window, ACameraOutputTarget** out) {
31    ATRACE_CALL();
32    if (window == nullptr) {
33        ALOGE("%s: Error: input window is null", __FUNCTION__);
34        return ACAMERA_ERROR_INVALID_PARAMETER;
35    }
36    *out = new ACameraOutputTarget(window);
37    return ACAMERA_OK;
38}
39
40EXPORT
41void ACameraOutputTarget_free(ACameraOutputTarget* target) {
42    ATRACE_CALL();
43    if (target != nullptr) {
44        delete target;
45    }
46    return;
47}
48
49EXPORT
50camera_status_t ACaptureRequest_addTarget(
51        ACaptureRequest* req, const ACameraOutputTarget* target) {
52    ATRACE_CALL();
53    if (req == nullptr || req->targets == nullptr || target == nullptr) {
54        void* req_targets;
55        if (req != nullptr)
56            req_targets = req->targets;
57        else
58            req_targets = nullptr;
59        ALOGE("%s: Error: invalid input: req %p, req-targets %p, target %p",
60                __FUNCTION__, req, req_targets, target);
61        return ACAMERA_ERROR_INVALID_PARAMETER;
62    }
63    auto pair = req->targets->mOutputs.insert(*target);
64    if (!pair.second) {
65        ALOGW("%s: target %p already exists!", __FUNCTION__, target);
66    }
67    return ACAMERA_OK;
68}
69
70EXPORT
71camera_status_t ACaptureRequest_removeTarget(
72        ACaptureRequest* req, const ACameraOutputTarget* target) {
73    ATRACE_CALL();
74    if (req == nullptr || req->targets == nullptr || target == nullptr) {
75        void* req_targets;
76        if (req != nullptr)
77            req_targets = req->targets;
78        else
79            req_targets = nullptr;
80        ALOGE("%s: Error: invalid input: req %p, req-targets %p, target %p",
81                __FUNCTION__, req, req_targets, target);
82        return ACAMERA_ERROR_INVALID_PARAMETER;
83    }
84    req->targets->mOutputs.erase(*target);
85    return ACAMERA_OK;
86}
87
88EXPORT
89camera_status_t ACaptureRequest_getConstEntry(
90        const ACaptureRequest* req, uint32_t tag, ACameraMetadata_const_entry* entry) {
91    ATRACE_CALL();
92    if (req == nullptr || entry == nullptr) {
93        ALOGE("%s: invalid argument! req 0x%p, tag 0x%x, entry 0x%p",
94               __FUNCTION__, req, tag, entry);
95        return ACAMERA_ERROR_INVALID_PARAMETER;
96    }
97    return req->settings->getConstEntry(tag, entry);
98}
99
100EXPORT
101camera_status_t ACaptureRequest_getAllTags(
102        const ACaptureRequest* req, /*out*/int32_t* numTags, /*out*/const uint32_t** tags) {
103    ATRACE_CALL();
104    if (req == nullptr || numTags == nullptr || tags == nullptr) {
105        ALOGE("%s: invalid argument! request %p, numTags %p, tags %p",
106               __FUNCTION__, req, numTags, tags);
107        return ACAMERA_ERROR_INVALID_PARAMETER;
108    }
109    return req->settings->getTags(numTags, tags);
110}
111
112#define SET_ENTRY(NAME,NDK_TYPE)                                                        \
113EXPORT                                                                                  \
114camera_status_t ACaptureRequest_setEntry_##NAME(                                        \
115        ACaptureRequest* req, uint32_t tag, uint32_t count, const NDK_TYPE* data) {     \
116    ATRACE_CALL();                                                                      \
117    if (req == nullptr || (count > 0 && data == nullptr)) {                             \
118        ALOGE("%s: invalid argument! req %p, tag 0x%x, count %d, data 0x%p",            \
119               __FUNCTION__, req, tag, count, data);                                    \
120        return ACAMERA_ERROR_INVALID_PARAMETER;                                         \
121    }                                                                                   \
122    return req->settings->update(tag, count, data);                                     \
123}
124
125SET_ENTRY(u8,uint8_t)
126SET_ENTRY(i32,int32_t)
127SET_ENTRY(float,float)
128SET_ENTRY(double,double)
129SET_ENTRY(i64,int64_t)
130SET_ENTRY(rational,ACameraMetadata_rational)
131
132#undef SET_ENTRY
133
134EXPORT
135void ACaptureRequest_free(ACaptureRequest* request) {
136    ATRACE_CALL();
137    if (request == nullptr) {
138        return;
139    }
140    delete request->settings;
141    delete request->targets;
142    delete request;
143    return;
144}
145